Fits : Cub Tractors (Up to Engine SN 312389) Early Cub LoBoy 154 Tractors (Up to Engine SN 312389) Replaces Parts Number: 251234R91 251234R92 251234R93 251234R94 251293R91 364579R91 405004R91 63349C91 71523C91 71523C92 Package includes: As picture shows Easy to install and fire up immediately, NO surge and sputter. If you are not a mechanic,we recommend you to take a photo before removing the old parts to avoid forgetting how to install new parts! Also, be sure to exercise your tractor monthly when not in use.